Usana Health Services (USNA+4.3%) finishes the day higher on a solid Q2 earnings beat today, as net profit jumped 21% Y/Y. The health-products maker's revenue and margins both improved, driven by strong performance in its Asia-Pacific segment. Sales in the region were up 11%, with solid growth out of Southeast Asia/Pacific and Greater China. North America and Europe sales also rose, albeit marginally. The company also raised FY12 guidance.